147 lines
3.3 KiB
Haxe
147 lines
3.3 KiB
Haxe
/*
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* Copyright (C)2005-2019 Haxe Foundation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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package haxe.io;
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class BytesOutput extends Output {
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#if flash
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var b:flash.utils.ByteArray;
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#else
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var b:BytesBuffer;
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#end
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/** The length of the stream in bytes. **/
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public var length(get, never):Int;
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public function new() {
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#if flash
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b = new flash.utils.ByteArray();
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b.endian = flash.utils.Endian.LITTLE_ENDIAN;
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#else
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b = new BytesBuffer();
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#end
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#if python
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bigEndian = false;
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#end
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}
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inline function get_length():Int {
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return b.length;
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}
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override function writeByte(c) {
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#if flash
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b.writeByte(c);
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#else
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b.addByte(c);
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#end
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}
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override function writeBytes(buf:Bytes, pos, len):Int {
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#if flash
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if (pos < 0 || len < 0 || pos + len > buf.length)
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throw Error.OutsideBounds;
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b.writeBytes(buf.getData(), pos, len);
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#else
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b.addBytes(buf, pos, len);
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#end
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return len;
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}
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#if flash
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// optimized operations
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@:dox(hide)
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override function set_bigEndian(e) {
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bigEndian = e;
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b.endian = e ? flash.utils.Endian.BIG_ENDIAN : flash.utils.Endian.LITTLE_ENDIAN;
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return e;
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}
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@:dox(hide)
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override function writeFloat(f:Float) {
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b.writeFloat(f);
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}
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@:dox(hide)
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override function writeDouble(f:Float) {
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b.writeDouble(f);
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}
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@:dox(hide)
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override function writeInt8(x:Int) {
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if (x < -0x80 || x >= 0x80)
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throw Error.Overflow;
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b.writeByte(x);
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}
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@:dox(hide)
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override function writeInt16(x:Int) {
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if (x < -0x8000 || x >= 0x8000)
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throw Error.Overflow;
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b.writeShort(x);
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}
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@:dox(hide)
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override function writeUInt16(x:Int) {
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if (x < 0 || x >= 0x10000)
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throw Error.Overflow;
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b.writeShort(x);
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}
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@:dox(hide)
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override function writeInt32(x:Int) {
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b.writeInt(x);
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}
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@:dox(hide)
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override function prepare(size:Int) {
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if (size > 0)
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b[size - 1] = b[size - 1];
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}
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@:dox(hide)
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override function writeString(s:String, ?encoding:Encoding) {
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if (encoding == RawNative)
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b.writeMultiByte(s, "unicode");
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else
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b.writeUTFBytes(s);
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}
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#end
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/**
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Returns the `Bytes` of this output.
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This function should not be called more than once on a given
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`BytesOutput` instance.
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**/
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public function getBytes():Bytes {
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#if flash
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var bytes = b;
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b = null;
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return untyped new Bytes(bytes.length, bytes);
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#else
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return b.getBytes();
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#end
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}
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}
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